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lukaslinder3529
23.12.2020 •
Mathematics
Here are two steps from the derivation of the quadratic formula.
7215
+-+
6
2a
C
+
a
2a
2
(+-
+
b
2a
2a
What took place between the first step and the second step?
Solved
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Ответ:
20
Step-by-step explanation: